rtc: rtc-generic: use devm_rtc_device_register()

devm_rtc_device_register() is device managed and makes cleanup paths
simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/rtc/rtc-generic.c b/drivers/rtc/rtc-generic.c
index 0bf4530..06279ce 100644 (file)
--- a/drivers/rtc/rtc-generic.c
+++ b/drivers/rtc/rtc-generic.c
@@ -38,8 +38,8 @@ static int __init generic_rtc_probe(struct platform_device *dev)
 {
        struct rtc_device *rtc;
 
-       rtc = rtc_device_register("rtc-generic", &dev->dev, &generic_rtc_ops,
-                                 THIS_MODULE);
+       rtc = devm_rtc_device_register(&dev->dev, "rtc-generic",
+                                       &generic_rtc_ops, THIS_MODULE);
        if (IS_ERR(rtc))
                return PTR_ERR(rtc);
 
@@ -50,10 +50,6 @@ static int __init generic_rtc_probe(struct platform_device *dev)
 
 static int __exit generic_rtc_remove(struct platform_device *dev)
 {
-       struct rtc_device *rtc = platform_get_drvdata(dev);
-
-       rtc_device_unregister(rtc);
-
        return 0;
 }